Exploring the Australian population
Your goal is to calculate the total percentage of people living in major cities of Australia (listed in capitals). For this exercise, population has a new column ("percentage") containing the percentage of people living in each of its listed cities.
Deze oefening maakt deel uit van de cursus
Joining Data with data.table in R
Praktische interactieve oefening
Probeer deze oefening eens door deze voorbeeldcode in te vullen.
# Inner join capitals to population
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